Introducing Smarty: A PHP Template Engine
It is quite common for PHP developers to include other files in
an effort to reuse code, but templates can make that job easier.
This article shows you how to use Smarty, a PHP template engine
that allows you to separate HMTL layout from code logic.

Eliminating Root with Sudo
If you're a system administrator, you're stuck between deciding
to hand out the root password or doing everything for your users.
A third solution is sudo. This article shows you how to implement
sudo, which you may already have, since it is integrated into
OpenBSD and Mac OS X and is an add-on package for just about
every other Unix-like operating system out there.

Managing Advanced PF Logs
Jacek Artymaik shows how to implement a Perl script that reads pf
logs from the pflog fifo pipe, archives logs on the monitoring
firewall, and sends them to another fifo pipe so that log analysis
software can pick them up for analysis.

To subscribe to the Linux newsletter (or any O'Reilly Network newsletters), visit https://epoch.oreilly.com/account/default.orm and select the newsletters you wish to receive in your user profile (you'll need to log in with your existing O'Reilly Network account -- if you don't yet have an account, you'll need to create one).